Active Transport

Question 1

What is active transport?

Answer 1

Sending out unwanted substances or taking in some substances from an area of low concentration to an area of high concentration by moving against a concentration gradient, across a partially permeable membrane. Active transport needs energy

Question 2

How do plant cells use active transport?

Answer 2

Root hair cells look out to grab water and minerals from the soil by using active transport even though it is against a concentration gradient